In this episode of Bloomberg's "At The Money," Barry Ritholtz interviews Cass Sunstein, a Harvard Law School professor, about his career shift from traditional law practice to teaching and his deep involvement in behavioral economics. Sunstein recounts his early legal career, his introduction to behavioral economics at the University of Chicago, and his collaboration with Richard Thaler on the book "Nudge." The discussion explores the application of behavioral economics to law, individual choices, and societal systems, including the concept of libertarian paternalism. Sunstein also shares advice for individuals considering a career change, emphasizing the importance of pursuing work that brings daily excitement and intellectual stimulation.